package com.sky.controller.admin;

import com.sky.constant.JwtClaimsConstant;
import com.sky.dto.EmployeeDTO;
import com.sky.dto.EmployeeLoginDTO;
import com.sky.dto.EmployeePageQueryDTO;
import com.sky.entity.Employee;
import com.sky.properties.JwtProperties;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.EmployeeService;
import com.sky.utils.JwtUtil;
import com.sky.vo.EmployeeLoginVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;

/**
 * 员工管理
 */
@RestController
@RequestMapping("/admin/employee")
@Slf4j
@Api(tags = "员工相关接口")//添加接口描述，tags是标签，可以描述类的作用
public class EmployeeController {

    @Autowired
    private EmployeeService employeeService;
    @Autowired
    private JwtProperties jwtProperties;

    /**
     * 登录
     *
     * @param employeeLoginDTO
     * @return
     */
    @PostMapping("/login")
    @ApiOperation(value = "员工登录")//添加接口描述，value可以省略
    public Result<EmployeeLoginVO> login(@RequestBody EmployeeLoginDTO employeeLoginDTO) {
        log.info("员工登录：{}", employeeLoginDTO);

        Employee employee = employeeService.login(employeeLoginDTO);

        //登录成功后，生成jwt令牌
        Map<String, Object> claims = new HashMap<>();
        claims.put(JwtClaimsConstant.EMP_ID, employee.getId());
        String token = JwtUtil.createJWT(
                jwtProperties.getAdminSecretKey(),
                jwtProperties.getAdminTtl(),
                claims);

        EmployeeLoginVO employeeLoginVO = EmployeeLoginVO.builder()//@Builder让对象创建像搭积木一样简单直观！
                .id(employee.getId())
                .userName(employee.getUsername())
                .name(employee.getName())
                .token(token)
                .build();// 完成构建，返回对象

        return Result.success(employeeLoginVO);
    }

    /**
     * 退出
     *
     * @return
     */
    @PostMapping("/logout")
    @ApiOperation("员工退出")//添加接口描述
    public Result<String> logout() {
        return Result.success();
    }

    /**
     * 新增员工
     * @param employeeDTO
     * @return
     */
    @PostMapping//post方式请求
    @ApiOperation("新增员工")
    public Result save(@RequestBody EmployeeDTO employeeDTO){
        log.info("新增员工：{}",employeeDTO);
        employeeService.save(employeeDTO);
        return Result.success();
    }

    /**
     * 分页查询
     * @param employeePageQueryDTO
     * @return
     */
    @GetMapping("/page")//GET http://api.yourdomain.com/admin/employee/page?page=2&pageSize=10&name=李四
    @ApiOperation("员工分页查询")
    public Result<PageResult> page(EmployeePageQueryDTO employeePageQueryDTO){// 如果请求参数名与形参变量名相同，直接定义方法形参即可接收。（省略@RequestParam）
        // Spring 自动将请求参数绑定到对象属性（前提是请求参数名与方法形参的对象属性名匹配时）这是最优雅的写法
        log.info("员工分页查询，参数为：{}",employeePageQueryDTO);
        PageResult pageResult = employeeService.PageQuery(employeePageQueryDTO);
        return Result.success(pageResult);
    }

    // 不优雅示例
    // 需要为每个参数添加注解
//    public Result<PageResult> page(
//            @RequestParam String name,
//            @RequestParam Integer page,
//            @RequestParam Integer pageSize) {
//        // 需要手动创建DTO对象或分别使用参数
//    }

    /**
     * 启用禁用员工账号
     * @param status
     * @return
     */
    @PostMapping("/status/{status}")//  POST /admin/employee/status/{status}?id={员工ID}
    @ApiOperation("启用禁用员工账号")
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("启用禁用员工账号：{},{}",status,id);
        employeeService.startOrStop(status,id);
        return Result.success();
    }

    /**
     * 根据id查询员工信息
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询员工信息")
    public Result<Employee> getById(@PathVariable Long id){
        Employee employee = employeeService.getById(id);
        return Result.success(employee);
    }

    /**
     * 编辑员工信息
     * @param employeeDTO
     * @return
     */
    @PutMapping
    @ApiOperation("编辑员工信息")
    public Result update(@RequestBody EmployeeDTO employeeDTO){
        log.info("编辑员工信息：{}",employeeDTO);
        employeeService.update(employeeDTO);
        return Result.success();
    }
}
